United American Securities Inc. (d/b/a UAS Asset Management)
Long book
$458.3M
Q1 2026
Positions
11
Top-10 weight
100%
concentration
Last quarter
+10.8%
SPY +14.8%
Turnover
31%
of book per quarter
Strategy in plain words
auto-generated from filingsUnited American Securities Inc. (d/b/a UAS Asset Management) is a concentrated fundamental stock-picker, running a $458.3M US long book across 11 positions.
The portfolio is extremely concentrated — the top 10 positions are almost the whole book. The portfolio is actively managed, with meaningful quarterly turnover. Current anchor positions: BERKSHIRE HATHAWAY INC-CL B, AMAZON.COM INC, ALPHABET INC-CL A, MICROSOFT CORP, META PLATFORMS INC-CLASS A.
Over the last 9 quarters its long book ran on average 1.4pp per quarter behind the S&P 500, beating the index in 2 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+4.2%
Q2 2024
+4.6%
Q3 2024
+3.2%
Q4 2024
+0.6%
Q1 2025
+7.4%
Q2 2025
+3.1%
Q3 2025
+0.5%
Q4 2025
-6.3%
Q1 2026
+10.8%
Sector allocation
Technology 40%
Financials 34%
Consumer discretionary 25%
Healthcare 1%
Long book by quarter
What does United American own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| BRK/B BERKSHIRE HATHAWAY INC-CL B | Financials | 305.8K | $146.5M | 32.0% | -1.3% |
| AMZN AMAZON.COM INC | Consumer discretionary | 334.2K | $69.6M | 15.2% | +7.9% |
| GOOGL ALPHABET INC-CL A | Technology | 190.6K | $54.8M | 12.0% | +1.8% |
| MSFT MICROSOFT CORP | Technology | 137.2K | $50.8M | 11.1% | +12.7% |
| META META PLATFORMS INC-CLASS A | Technology | 70.3K | $40.2M | 8.8% | +149.7% |
| COST COSTCO WHOLESALE CORP | Consumer discretionary | 37.3K | $37.2M | 8.1% | -0.8% |
| AAPL APPLE INC | Technology | 71.5K | $18.2M | 4.0% | +18.5% |
| NVDA NVIDIA CORP | Technology | 53.3K | $9.3M | 2.0% | -62.6% |
| JNJ JOHNSON & JOHNSON | Healthcare | 12.8K | $3.1M | 0.7% | -81.9% |
| BRK/A BERKSHIRE HATHAWAY INC-CL A | Financials | 1 | $718K | 0.2% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | May 14, 2026 | 19 | $458.3M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Feb 17, 2026 | 16 | $474.2M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 12, 2025 | 14 | $472.6M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Aug 13, 2025 | 15 | $463.5M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | May 15, 2025 | 11 | $415.7M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Feb 14, 2025 | 15 | $414.7M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR/ARESTATEMENT | Feb 14, 2025 | 11 | $411.8M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Nov 13, 2024 | 11 | $412.9M | SEC ↗ | |
| Q2 2024 | 13F-HR | Aug 8, 2024 | 17 | $417.5M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | May 10, 2024 | 15 | $374.1M | canonical | SEC ↗ |
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